159891008

素因数分解:

$2^6\times {\mathrm{257}}^1\times {\mathrm{9721}}^1$

素因数の和:9990

約数の個数: 28

約数和(自身を含む): 318551052

約数和(自身を除く): 158660044

約数列:

[1, 2, 4, 8, 16, 32, 64, 257, 514, 1028, 2056, 4112, 8224, 9721, 16448, 19442, 38884, 77768, 155536, 311072, 622144, 2498297, 4996594, 9993188, 19986376, 39972752, 79945504, 159891008]

約数ペア:

[(1, 159891008), (2, 79945504), (4, 39972752), (8, 19986376), (16, 9993188), (32, 4996594), (64, 2498297), (257, 622144), (514, 311072), (1028, 155536), (2056, 77768), (4112, 38884), (8224, 19442), (9721, 16448)]